﻿using System;

/* Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
namespace Sys.Workflow.Engine.Impl.Cmd
{

    using Sys.Workflow.Engine.Impl.Interceptor;
    using Sys.Workflow.Engine.Management;

    /// 
    [Serializable]
    public class GetTableMetaDataCmd : ICommand<TableMetaData>
    {

        private const long serialVersionUID = 1L;
        protected internal string tableName;

        public GetTableMetaDataCmd(string tableName)
        {
            this.tableName = tableName;
        }

        public  virtual TableMetaData  Execute(ICommandContext  commandContext)
        {
            if (ReferenceEquals(tableName, null))
            {
                throw new ActivitiIllegalArgumentException("tableName is null");
            }
            return commandContext.TableDataManager.GetTableMetaData(tableName);
        }

    }

}